Ialtris dorsalis Gunther; Hayti 26 ( 3) 



Ilysia scytale Linnaeus; Brazil 12 ( 1) 



Lamprophis inornatus Dumeril and Bibron; 



S. Africa 22 ( 5) 



Langaha nasuta Shaw; Madagascar 25 (15) iMPHIBIANS 



Leptoganthus anthracops Cope; Nicaragua... 27 ( 4) 



Leptophis ahaetulla Linnaeus; Brazil 17 ( 5) 



Leptophis praestans Cope; Central America. 17 ( 6) 

 Lichanura trivirgata Cope; Lower 



California... 13 ( 5) 



Liodytes allenii Garman; Florida 21 ( 8) 



Liopeltis vernalis Harlan; United States.. 19 ( 4) 



Lycodon aulicus Linnaeus; India 22 ( 1) 



Lycophidium laterale Hal lowel 1 ;W. Africa. . . 22 ( 6) 



Lygophis elegans Tschudi; Peru 27 (12) 



Lystrophis orbignyi Dumeril and BibrOn. . . . 



Brazil..., >.. 24 ( 6) 



Macroprotodon cucullatus Dumeril and 



Bibron; Algers 16 ( 8) 



Mesopeltis sanniolus Cope; Yucatan 27 ( 3) 



Monobothris chamissonis Wiegmann; Peru.... 25 ( 5) 



en 

 Naja haje Linnaeus melanoleuca 



Hallowell; W. Africa 12 ( 9) 



Natrix fasciata sipedon Linnaeus; 



North America. ........ 12 ( 8) 



Natrix grahamii Baird and Girard; Texas... 21 ( 3) 



Natrix hydrus Pallas; southern Europe 21 ( 4) ICES 



Natrix kirtlandii Kennicott; North 



America 20 ( 5) 



Natrix rhombifera Hallowell; Texas 20 ( 1 ) 



Natrix septemvittata Say; Pennsylvania. ... 21 ( 2) 



Natrix stolata Linnaeus; Hainan, China 21 ( 6) 



Natrix storerioides Cope; Mexio 21 ( 7) 



Natrix viperina Merrem; Italy 21 ( 5) 



Natrix vulgaris Laurenti; Italy 20 ( 2) 



Ninia atrata Hallowell; Mexico 23 (10) 



Ocyophis ater Gosse; Jamaica 23 ( 3) 



Oligodon subquadratus Dumeril and 



Bibron; Java 12 ( 5) 



Opheomorphus alticolus Cope; Peru 12 ( 7) 



5. 



